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De-Fogging and De-Icing The Front Windows
1. Set the airflow control (2) to position 3 or 4.
2. Set the temperature control (1)
to P.
3. Set the air distribution control (3) to Z.
4. Switch off air recirculation, refer to "Air
Recirculation".NOTE: On vehicles with auxiliary heater (water
heater):
The additional heat exchanger in the load
compartment should be switched off to quickly de-fog
and de-ice the windshield and front side windows,
refer to "Auxiliary Heat Exchanger in Load
Compartment".
For how to switch on heater booster mode, refer to
"Heater Booster".
On vehicles with air conditioner (Optional):
At outside temperatures above 41 °F (+5 °C), switch on
the air conditioner for quicker dehumidification, refer
to "Air Conditioning, Regulated".
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122 UNDERSTANDING YOUR INSTRUMENT PANEL
Side Air Vents and Center Air Vents
To open, turn the thumbwheel outwards.
To close, turn the thumbwheel inwards.
Intermediate settings are possible.Upper Air Vents
The upper air vents supply fresh air (not heated) to the
passenger/load compartment.
To open, turn the thumbwheel forwards.
To close, turn the thumbwheel rearwards.
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4
Heated Rear Window (Optional)
The switch for the heated rear
window is located on the right-hand
side next to the steering column.
It can be used only when the engine
is running.
To switch it on:
Press upward; the indicator lamp in the switch will
light up.
To switch off:
Press upward one more time.
NOTE: The heated rear window will automatically
switch off after about 15 minutes or when the engine is
turned off.Windshield Heater (Optional)
The switch for the windshield heater
is located on the center section of the
dashboard.
It can be used only when the engine
is running.
To switch it on:
Press upward; the indicator lamp in the switch will
light up.
To switch off:
Press upward one more time.
NOTE: The windshield heater will automatically
switch off after about 5 minutes or when the engine is
turned off.
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124 UNDERSTANDING YOUR INSTRUMENT PANEL
Residual Engine Heat Utilization (REST)
The REST switch (1) is located on the
center section of the dashboard.
The residual engine heat utilization
system can be used to keep the
vehicle interior warm for some time
after the engine is switched off.
Turn the key to position 0 in the ignition lock or
remove it altogether.
To switch on:
1. Press the residual engine heat utilization switch (1),
the indicator lamp (2) lights up.
The blower will run at speed 1 regardless of the
setting of the airflow control.
2. Set the temperature control as required, refer to
"Heating, Ventilation".
To switch off:
Press the residual engine heat utilization switch (1)
again, the indicator lamp (2) goes out.The residual engine heat utilization is automatically
switched off if:
1. the key is turned to position 2 in the ignition lock,
2. after about 30 minutes,
3. if the battery voltage is too low.
AIR CONDITIONING, REGULATED (OPTIONAL)
The air conditioning switch (1) is
located on the center section of the
dashboard.
The air conditioning can be used to
cool or dehumidify the air in the
vehicle. The selected temperature is
reached as quickly as possible and
then held constant.
The air conditioning is only operational when the
engine is running.
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UNDERSTANDING YOUR INSTRUMENT PANEL 125
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To switch on:
Press switch (1), the indicator lamp (2) in the switch
lights up.
To switch off:
Press switch (1) again, the indicator lamp (2) goes out.
NOTE: Run the air conditioning at least once a month
for about 10 minutes.
It is possible that the air conditioning will
automatically switch off at outside temperatures below
41 °F (+5 °C). Dehumidification is then also not
possible.
Condensation may emerge from the underside of the
vehicle.
The air conditioner only uses the refrigerant R-134a.
This refrigerant does not damage the earth’s ozone
layer.Climate Control (on Vehicles with Air Conditioning)
1. Set the airflow control (2) to position 1 to 4.
Position 4 gives maximum cooling.
2. Set the temperature switch (1) as required (The
interior temperature is regulated by the
Tempmatik. If the interior temperature falls below
the preset temperature, warm air is automatically
supplied).
3. Set the air distribution control (3) to h.
4. To switch on air conditioning, press switch (4).
WARNING!
While driving, deactivate the air conditioning
only temporarily to prevent window fogging.
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126 UNDERSTANDING YOUR INSTRUMENT PANEL
NOTE: Open and adjust the air vents as required, refer
to "Side Air Vents and Center Air Vents".
At high outside temperatures, a better cooling
performance is achieved by switching on air
recirculation. For note on air recirculation, refer to "Air
Recirculation".Dehumidification
(on Vehicles with Air Conditioning)
1. Set the airflow control (2) to position 3 or 4.
2. Set the temperature control (1) as required.
3. Set the air distribution control (3) between X
and Z.
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NOTE: It is possible that the air conditioning will
automatically switch off at outside temperatures below
41 °F (+5 °C). Dehumidification is then also not
possible.
To switch on air conditioner, press switch (4).
Open the side air vents as required, refer to "Side Air
Vents and Center Air Vents".
Air Conditioner for the Rear Passenger
Compartment (Optional)
The air conditioner for the rear
passenger compartment must be
used in conjunction with “Air
Conditioning, Regulated”, refer to
“Air Conditioning, Regulated”.1. Air conditioning,
regulated switch
2. Air conditioning,
regulated
indicator lamp
3. Airflow switch
4. Temperature
control
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128 UNDERSTANDING YOUR INSTRUMENT PANEL
To switch it on:
1. Press switch (1) on air conditioning, regulated.
The indicator lamp (2) will light up.
2. Operate the airflow switch (3).
Blower level 1, press the airflow switch (3)
upwards; the left-hand indicator lamp will light up.
Blower level 2, press the airflow switch (3)
downwards; the right-hand indicator lamp will
light up.
3. Set temperature control (4) as needed.
Increase cooling turn upwards.
Decrease cooling turn downwards.
To switch off:
1. Switch the airflow switch (3) to the center position.
2. Press switch (1) air conditioning, regulated; the
indicator lamp (2) will go out.Air Recirculation
Recirculation mode can now be assisted by the air
conditioner for rear passenger compartment.
To switch it on:
Operate the airflow switch (3)
Blower level 1, press the airflow switch (3) upwards;
the left-hand indicator lamp will light up.
Blower level 2, press the airflow switch (3)
downwards; the right-hand indicator lamp will light
up.
To switch off:
Switch the airflow switch (3) to the center position.